Operation CHARM: Car repair manuals for everyone.

How to Perform Trouble Diagnosis For Quick and Accurate Repair

HOW TO PERFORM TROUBLE DIAGNOSIS FOR QUICK AND ACCURATE REPAIR
A good understanding of the malfunctioning conditions can make troubleshooting faster and more accurate. In general, the feeling about a problem depends on each customer. It is important to fully understand the symptoms or under what conditions a customer complains. Make good use of the two sheets provided, "Information from customer" and "Diagnostic worksheet", in order to perform the best troubleshooting possible.




WORK FLOW




INFORMATION FROM CUSTOMER
Key Points
WHAT Vehicle & A/T model
WHEN Date Frequencies
WHERE Road conditions
HOW Operating conditions, Symptoms







DIAGNOSTIC WORKSHEET